[INFO] cloning repository https://github.com/gregpennefather/four-monties
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregpennefather/four-monties" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 642dcf4344cb53f27e0430900fa1d964ed24a23f
[INFO] testing gregpennefather/four-monties/642dcf4344cb53f27e0430900fa1d964ed24a23f against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregpennefather/four-monties on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gregpennefather/four-monties
[INFO] finished tweaking git repo https://github.com/gregpennefather/four-monties
[INFO] tweaked toml for git repo https://github.com/gregpennefather/four-monties written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gregpennefather/four-monties already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 945805ebfe742f25fa89374691f3ade0ada39aa4421839f95869ecdfd1a9299d
[INFO] running `Command { std: "docker" "start" "-a" "945805ebfe742f25fa89374691f3ade0ada39aa4421839f95869ecdfd1a9299d", kill_on_drop: false }`
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[INFO] [stdout] 945805ebfe742f25fa89374691f3ade0ada39aa4421839f95869ecdfd1a9299d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38664c2b3a40fa0a81623306add8142eb623f72eb6a8a42ed629ecb762834a22
[INFO] running `Command { std: "docker" "start" "-a" "38664c2b3a40fa0a81623306add8142eb623f72eb6a8a42ed629ecb762834a22", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling unsafe-any-ors v1.0.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling thread-id v4.2.1
[INFO] [stderr]    Compiling typemap-ors v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling log4rs v1.2.0
[INFO] [stderr]    Compiling four-monties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, and `yu::Yu`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |         board::{Board, WIDTH},
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 6 |         result::GameResult, player::Player,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `E` and `RwLock`
[INFO] [stdout]  --> src/mcst/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stdout]   |                   ^
[INFO] [stdout] 3 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/mcst/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `iter::Once`
[INFO] [stdout]  --> src/mcst/node.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iter::Once,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/mcst/playout.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::result::GameResult`
[INFO] [stdout]  --> src/mcst/record.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::result::GameResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `game::board::Board` and `mcst::SearchTree`
[INFO] [stdout]  --> src/mcst/tests.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{game::board::Board, mcst::SearchTree};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/agent/monty.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E` and `self`
[INFO] [stdout]  --> src/agent/yu.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stdout]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/agent/yu.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/tournament.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/mcst/mod.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   for i in 0..self.simulations {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mcst/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/agent/monty.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         for i in 0..self.iterations {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/agent/monty.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/randy.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/agent/yu.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/yu.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `m_count` is assigned to, but never used
[INFO] [stdout]   --> src/tournament.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut m_count = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_m_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `cell_empty` and `setup` are never used
[INFO] [stdout]    --> src/game/board.rs:64:8
[INFO] [stdout]     |
[INFO] [stdout] 51  | impl Board {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64  |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn setup(yellow_bb: u64, blue_bb: u64, column_pieces: [usize; WIDTH]) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_state` is never used
[INFO] [stdout]   --> src/mcst/mod.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl SearchTree {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn print_state(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]  --> src/mcst/valid_move.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl<T> ValidMove<T> {
[INFO] [stdout]   | -------------------- method in this implementation
[INFO] [stdout] 9 |     pub fn is_valid(&self) -> bool {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/mcst/mod.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         leaf.children.set(new_leaves);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let _ = leaf.children.set(new_leaves);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/agent/yu.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             stdin().read_line(&mut entry);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "38664c2b3a40fa0a81623306add8142eb623f72eb6a8a42ed629ecb762834a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38664c2b3a40fa0a81623306add8142eb623f72eb6a8a42ed629ecb762834a22", kill_on_drop: false }`
[INFO] [stdout] 38664c2b3a40fa0a81623306add8142eb623f72eb6a8a42ed629ecb762834a22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20625c8a0183b59b84e14d0cedc97ae4b20f4a5212ef86c5a7d0e49cefedbd02
[INFO] running `Command { std: "docker" "start" "-a" "20625c8a0183b59b84e14d0cedc97ae4b20f4a5212ef86c5a7d0e49cefedbd02", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-monties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, and `yu::Yu`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |         board::{Board, WIDTH},
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 6 |         result::GameResult, player::Player,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/game/board.rs:258:36
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stdout]     |                                    ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stdout] 258 +         assert!(check_vertical(bb, file + WIDTH * 3))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `E` and `RwLock`
[INFO] [stdout]  --> src/mcst/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stdout]   |                   ^
[INFO] [stdout] 3 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/mcst/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex` and `iter::Once`
[INFO] [stdout]  --> src/mcst/node.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iter::Once,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]    --> src/mcst/node.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use std::borrow::BorrowMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/mcst/playout.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::result::GameResult`
[INFO] [stdout]  --> src/mcst/record.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::result::GameResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArcNode` and `NodeContent`
[INFO] [stdout]    --> src/mcst/mod.rs:291:20
[INFO] [stdout]     |
[INFO] [stdout] 291 |             node::{ArcNode, NodeContent},
[INFO] [stdout]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/agent/monty.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E` and `self`
[INFO] [stdout]  --> src/agent/yu.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stdout]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/agent/yu.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/tournament.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/mcst/tests.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for i in 0..10 {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/mcst/tests.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for i in 0..8 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/mcst/tests.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for i in 0..50 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/mcst/mod.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   for i in 0..self.simulations {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mcst/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/agent/monty.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         for i in 0..self.iterations {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/agent/monty.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/randy.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/agent/yu.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/yu.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `m_count` is assigned to, but never used
[INFO] [stdout]   --> src/tournament.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut m_count = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_m_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cell_empty` is never used
[INFO] [stdout]   --> src/game/board.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]  --> src/mcst/valid_move.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl<T> ValidMove<T> {
[INFO] [stdout]   | -------------------- method in this implementation
[INFO] [stdout] 9 |     pub fn is_valid(&self) -> bool {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/mcst/mod.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         leaf.children.set(new_leaves);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let _ = leaf.children.set(new_leaves);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/agent/yu.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             stdin().read_line(&mut entry);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "20625c8a0183b59b84e14d0cedc97ae4b20f4a5212ef86c5a7d0e49cefedbd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20625c8a0183b59b84e14d0cedc97ae4b20f4a5212ef86c5a7d0e49cefedbd02", kill_on_drop: false }`
[INFO] [stdout] 20625c8a0183b59b84e14d0cedc97ae4b20f4a5212ef86c5a7d0e49cefedbd02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8e83a889e8636eb843f3a3135355c5b6d0e4c8ee0411fcd9bb41e9c0604b08f
[INFO] running `Command { std: "docker" "start" "-a" "d8e83a889e8636eb843f3a3135355c5b6d0e4c8ee0411fcd9bb41e9c0604b08f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::default`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::default;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, and `yu::Yu`
[INFO] [stderr]  --> src/main.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 |         board::{Board, WIDTH},
[INFO] [stderr]   |                        ^^^^^
[INFO] [stderr] 6 |         result::GameResult, player::Player,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     },
[INFO] [stderr] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stderr]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use rand::RngCore;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/game/board.rs:258:36
[INFO] [stderr]     |
[INFO] [stderr] 258 |         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stderr]     |                                    ^                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 258 -         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stderr] 258 +         assert!(check_vertical(bb, file + WIDTH * 3))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `E` and `RwLock`
[INFO] [stderr]  --> src/mcst/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stderr]   |                   ^
[INFO] [stderr] 3 |     sync::{Arc, RwLock},
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/mcst/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Mutex` and `iter::Once`
[INFO] [stderr]  --> src/mcst/node.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     iter::Once,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stderr]   |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]    --> src/mcst/node.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     use std::borrow::BorrowMut;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/mcst/playout.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::game::result::GameResult`
[INFO] [stderr]  --> src/mcst/record.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::game::result::GameResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArcNode` and `NodeContent`
[INFO] [stderr]    --> src/mcst/mod.rs:291:20
[INFO] [stderr]     |
[INFO] [stderr] 291 |             node::{ArcNode, NodeContent},
[INFO] [stderr]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node::Node`
[INFO] [stderr]  --> src/agent/monty.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `f32::consts::E` and `self`
[INFO] [stderr]  --> src/agent/yu.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stderr]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/agent/yu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::Colorize`
[INFO] [stderr]  --> src/tournament.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use colored::Colorize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/mcst/node.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/mcst/tests.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     for i in 0..10 {
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcst/tests.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for i in 0..8 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcst/tests.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for i in 0..50 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/mcst/mod.rs:147:33
[INFO] [stderr]     |
[INFO] [stderr] 147 | ...                   for i in 0..self.simulations {
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mcst/mod.rs:191:33
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stderr]     |                                 ----^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/agent/monty.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         for i in 0..self.iterations {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/agent/monty.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/agent/randy.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/agent/yu.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/agent/yu.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `m_count` is assigned to, but never used
[INFO] [stderr]   --> src/tournament.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut m_count = 0;
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_m_count` instead
[INFO] [stderr] 
[INFO] [stderr] warning: method `cell_empty` is never used
[INFO] [stderr]   --> src/game/board.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | impl Board {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_valid` is never used
[INFO] [stderr]  --> src/mcst/valid_move.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl<T> ValidMove<T> {
[INFO] [stderr]   | -------------------- method in this implementation
[INFO] [stderr] 9 |     pub fn is_valid(&self) -> bool {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/mcst/mod.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         leaf.children.set(new_leaves);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let _ = leaf.children.set(new_leaves);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/agent/yu.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             stdin().read_line(&mut entry);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `four-monties` (bin "four-monties" test) generated 31 warnings (run `cargo fix --bin "four-monties" --tests` to apply 16 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/four_monties-50de2c9a274f9706)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test game::board::test::check_diagonal_bl_not_on_file_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_bl_wrapping_fails ... ok
[INFO] [stdout] test game::board::test::check_diagonal_br_not_on_file_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_br_wrapping_fails ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_1 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_2 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_3 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_4 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_valid_starting_in_bottom_corner_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_valid_starting_in_bottom_corner_6 ... ok
[INFO] [stdout] test game::board::test::check_horizontal_case_0 ... ok
[INFO] [stdout] test game::board::test::check_horizontal_case_1 ... ok
[INFO] [stdout] test game::board::test::check_vertical_above_4th_row_but_missing_a_position ... ok
[INFO] [stdout] test game::board::test::check_horizontal_no_wrapping_wins ... ok
[INFO] [stdout] test game::board::test::check_vertical_win_with_noise ... ok
[INFO] [stdout] test game::board::test::update_winner_move_leading_to_draw ... ok
[INFO] [stdout] test game::board::test::check_horizontal_valid_win ... ok
[INFO] [stdout] test mcst::test::insert_to_tree_root ... ok
[INFO] [stdout] test game::board::test::check_horizontal_only_win_on_left_side ... ok
[INFO] [stdout] test mcst::node::test::find_child_on_root_returns_root ... ok
[INFO] [stdout] test game::board::test::check_vertical_valid_win ... ok
[INFO] [stdout] test game::board::test::check_vertical_below_4th_row_fails ... ok
[INFO] [stdout] test mcst::tests::winning_move_possible ... ok
[INFO] [stdout] test mcst::tests::opponent_can_win_next_move_should_but_so_can_player_should_win ... ok
[INFO] [stdout] test mcst::tests::opponent_can_win_next_move_should_block ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- mcst::tests::opponent_can_win_next_move_should_block stdout ----
[INFO] [stdout] State winner: None
[INFO] [stdout] Option 0: 112\215 - Some(Win(Yellow))
[INFO] [stdout] Option 1: 2\5 - None
[INFO] [stdout] Option 2: 3\5 - None
[INFO] [stdout] Option 3: 2\5 - None
[INFO] [stdout] Option 4: 3\5 - None
[INFO] [stdout] Option 5: 3\5 - None
[INFO] [stdout] Option 6: 28\40 - Some(Win(Yellow))
[INFO] [stdout] Expected move: 1
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] 00XX000
[INFO] [stdout] thread 'mcst::tests::opponent_can_win_next_move_should_block' panicked at src/mcst/tests.rs:36:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6351e2410e0a - std::backtrace_rs::backtrace::libunwind::trace::h207520d6e9873551
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x6351e2410e0a - std::backtrace_rs::backtrace::trace_unsynchronized::h2ed7433f370e3eca
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x6351e2410e0a - std::sys::backtrace::_print_fmt::h916fac51166b18d7
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6351e2410e0a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha0a4c9b8ce3802e6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6351e2438083 - core::fmt::rt::Argument::fmt::h4cfc8587d52b3eb5
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x6351e2438083 - core::fmt::write::h522cc39e5b36ae9f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/mod.rs:1190:21
[INFO] [stdout]    6:     0x6351e240da73 - std::io::Write::write_fmt::h7d3c26752da97734
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x6351e2410c52 - std::sys::backtrace::BacktraceLock::print::h4b9e00b29e9c0942
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x6351e241229a - std::panicking::default_hook::{{closure}}::hb59b88280d0324d9
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x6351e24120a4 - std::panicking::default_hook::he1dd496665be4a29
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x6351e2395579 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4ff71de18744e1dc
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x6351e2395579 - test::test_main::{{closure}}::hcf7c055ce117aa81
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x6351e2412998 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1d66c6bbd60c9692
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x6351e2412998 - std::panicking::rust_panic_with_hook::h2ff17fe8f26dfcf8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x6351e241275a - std::panicking::begin_panic_handler::{{closure}}::h4fad77951c07e101
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x6351e24112e9 - std::sys::backtrace::__rust_end_short_backtrace::hb1a25b3da5d0ea08
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x6351e24123ec - rust_begin_unwind
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x6351e24363c0 - core::panicking::panic_fmt::ha9db07b529f9b256
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x6351e243678b - core::panicking::assert_failed_inner::h04f38944d74a80a8
[INFO] [stdout]   19:     0x6351e23aac8f - core::panicking::assert_failed::hcefd197959be899c
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panicking.rs:377:5
[INFO] [stdout]   20:     0x6351e234f83e - four_monties::mcst::tests::opponent_can_win_next_move_should_block::h7cd393444f5f8540
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mcst/tests.rs:36:5
[INFO] [stdout]   21:     0x6351e234f5e7 - four_monties::mcst::tests::opponent_can_win_next_move_should_block::{{closure}}::h2a642ee2b517f0ef
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mcst/tests.rs:20:49
[INFO] [stdout]   22:     0x6351e234aff6 - core::ops::function::FnOnce::call_once::h406efdf8b320a051
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x6351e2399e4b - core::ops::function::FnOnce::call_once::h22c3ba5715e93f05
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6351e2399e4b - test::__rust_begin_short_backtrace::h8e82d8113d0da17f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:621:18
[INFO] [stdout]   25:     0x6351e23997c7 - test::run_test_in_process::{{closure}}::h33235f4f20b7b7c7
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:644:60
[INFO] [stdout]   26:     0x6351e23997c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb5043206310c586f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x6351e23997c7 - std::panicking::try::do_call::h9ad4731a60ab23e2
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x6351e23997c7 - std::panicking::try::h3824d23db772a716
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x6351e23997c7 - std::panic::catch_unwind::h5afd514605fde46b
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x6351e23997c7 - test::run_test_in_process::h0d5cbfa7067d1720
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:644:27
[INFO] [stdout]   31:     0x6351e23997c7 - test::run_test::{{closure}}::h708eb8872708115d
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:565:43
[INFO] [stdout]   32:     0x6351e235cee4 - test::run_test::{{closure}}::h392c51cee94713ab
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/test/src/lib.rs:595:41
[INFO] [stdout]   33:     0x6351e235cee4 - std::sys::backtrace::__rust_begin_short_backtrace::h2f40290710935a8b
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x6351e236068e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h3fd968d89053a903
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/thread/mod.rs:541:17
[INFO] [stdout]   35:     0x6351e236068e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h743f637ba4229880
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x6351e236068e - std::panicking::try::do_call::h07440897322525a6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x6351e236068e - std::panicking::try::he5a2e00188156637
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x6351e236068e - std::panic::catch_unwind::hbaf3cae49b3c6433
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x6351e236068e - std::thread::Builder::spawn_unchecked_::{{closure}}::h8e141ea224820bce
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/thread/mod.rs:540:30
[INFO] [stdout]   40:     0x6351e236068e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h90d312fedd7b8ea8
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x6351e241678b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h69aa08ddb6adb8b6
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   42:     0x6351e241678b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5aa36efdb79c806f
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x6351e241678b - std::sys::pal::unix::thread::Thread::new::thread_start::h6cd80a1b4be5158d
[INFO] [stdout]                                at /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x723c171a3ac3 - <unknown>
[INFO] [stdout]   45:     0x723c17234a04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     mcst::tests::opponent_can_win_next_move_should_block
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin four-monties`
[INFO] running `Command { std: "docker" "inspect" "d8e83a889e8636eb843f3a3135355c5b6d0e4c8ee0411fcd9bb41e9c0604b08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e83a889e8636eb843f3a3135355c5b6d0e4c8ee0411fcd9bb41e9c0604b08f", kill_on_drop: false }`
[INFO] [stdout] d8e83a889e8636eb843f3a3135355c5b6d0e4c8ee0411fcd9bb41e9c0604b08f
